Other sites that may aid your speleo-explorations:

Australian Networks

• Australian Speleological Federation
• Australasian Cave & Karst Management Association
• ASF-Cave Diving Group (ASF-CDG)

Tasmanian Clubs

• Northern Caverneers
• Mole Creek Caving Club

Mainland Info

• Sydney University Speleological Society (Check out their excellent Beginner’s Guide)
• Sydney Speleological Society
• Under Victoria (Overview of Victorian caves)